399323988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83401}}^1$

素因数の和:83437

約数の個数: 72

約数和(自身を含む): 1214333120

約数和(自身を除く): 815009132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 83401, 166802, 250203, 333604, 500406, 583807, 750609, 1000812, 1167614, 1501218, 1584619, 1751421, 2335228, 3002436, 3169238, 3502842, 4753857, 5254263, 6338476, 7005684, 9507714, 10508526, 11092333, 14261571, 19015428, 21017052, 22184666, 28523142, 33276999, 44369332, 57046284, 66553998, 99830997, 133107996, 199661994, 399323988]

約数ペア:

[(1, 399323988), (2, 199661994), (3, 133107996), (4, 99830997), (6, 66553998), (7, 57046284), (9, 44369332), (12, 33276999), (14, 28523142), (18, 22184666), (19, 21017052), (21, 19015428), (28, 14261571), (36, 11092333), (38, 10508526), (42, 9507714), (57, 7005684), (63, 6338476), (76, 5254263), (84, 4753857), (114, 3502842), (126, 3169238), (133, 3002436), (171, 2335228), (228, 1751421), (252, 1584619), (266, 1501218), (342, 1167614), (399, 1000812), (532, 750609), (684, 583807), (798, 500406), (1197, 333604), (1596, 250203), (2394, 166802), (4788, 83401)]